1640557655 is an odd 10-digits composite number following 1640557654
and preceding 1640557656 . In scientific notation, it is written as 1.640557655 × 10^9.
The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors.
There are 1189284000 positive integers (up to 1640557655) that are relatively prime to 1640557655.
1640557655 has 16 divisors, whose sum is 2154567168
The reverse of 1640557655 is 5567550461
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion six hundred forty million five hundred fifty-seven thousand six hundred fifty-five
Scientific notation
1.640557655 × 10^9
Engineering notation
1.640557655 × 10^9
Prime Factorization
5 × 11 × 311 × 95911
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1640557655
Product of the distinct prime numbers
The prime factorization of 1640557655 is 5 × 11 × 311 × 95911.
Since it has a total of 4 prime factors.
5 , 5 , 25 , 35 , 428 , 654 , 600 , 6855 , 2891 , 14884 , 965271 , 672494 , 2869582 , 6405587 , 96576450 , 25739726 , 730263358 , 773529235 , 4050725425 , 2542780181
n×2
3281115310
n×3
4921672965
n×4
6562230620
n×5
8202788275
n÷2
820278827.5
n÷3
546852551.66667
n÷3
410139413.75
n÷5
328111531
n2
2691429419379099025
n3
4.4154451368546E+27
n4
7.2437923194993E+36
n5
1.1883858940985E+46
2 √n
40503.79803179
3 √n
1179.40735705
4 √n
201.25555403961
5 √n
69.662378648623
1 , 5 , 11 , 55 , 311 , 1555 , 3421 , 17105 , 95911 , 479555 , 1055021 , 5275105 , 29828321 , 149141605 , 328111531 , 1640557655
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1640557654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1640557655 can be divided by 16 positive divisors.
The sum of these divisors (counting 1640557655) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001110010001110110001010111
3
Ternary
11020022222222000122
4
Quaternary
1201302032301113
5
Quinary
11324440321110
6
Senary
430442502155
8
Octal
14162166127
10
Decimal
1640557655
12
Duodecimal
39950495b
16
Hexadecimal
61c8ec57
20
Vigesimal
15cd9e2f
36
Base36
r4qudz
md5
1b3eedd08053888701aec886943a172e
sha1
bc5a575ee914bc335cce9c6b97d8432056d9bbf8
sha256
823ad588d08d767f05d1cd687fea7a60b8ee410e6bc930e2c83874d455ae1343
sha512
611b65ca72c72a3f9cbccd66a973b8ad8d76ffd16719881098fe3fb736b7b003c82be98c2690f2031f10f3eb64e702231836a6d1d1ddb5de50b8fcdfe91516d1
ripemd-160
f6672ad88dd1f9dd051c6ab526df148356205701
Diameter
3281115310
Circumference
10307927753.477
Area
8.4553748915768E+18
Volume
1.8495373339028E+28
Surface area
3.3821499566307E+19
Circumference
10307927753.477
Perimeter
6562230620
Area
2691429419379099025
Diagonal
2320098885.556
Surface area
1.6148576516275E+19
Volume
4.4154451368546E+27
Space diagonal
2841529211.2061
Perimeter
4921672965
Area
1.1654231248376E+18
Altitude
1420764605.603
Surface area
1.1654231248376E+18
Volume
5.2036519970451E+26
Height
773366295.18533